AtomS3U ESP32S3 Development Kit with USB-A

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The AtomS3U ESP32S3 Development Kit is a U disk form ESP32-S3 multi-function development board, using Espressif's ESP32S3 main control chip, dual-core Xtensa LX7 processor, main frequency 240MHz and built-in WiFi function. Its interfaces include a USB-A port (support OTG), one Grove port, a 6Pin@2.54mm header (including four GPIOs), peripherals include 1PDM microphone, one IRtube, and one programmable RGB-LED. The product can be used in scenarios such as human-computer interaction, voice input/recognition (STT), and IO control.


  • ESP32-S3FN8@240Mhz,Xtensa LX7,WIFI,OTG,CDC
  • Integrated programmable RGB LEDs and buttons
  • Built-in infrared emitter
  • Expandable pin interface with GROVE
  • Development platform: MicroPython, Arduino


Resources Parameters
Microphone SPM1423
interface USB-A
Grove interface PORTA
2.54-6P interface GND/VIN_5V/G14/G17/G42/G40
Microphone sensitivity 94dB SPL@1KHz typical: -22dBFS
Microphone signal-to-noise ratio 94dB SPL@1KHz, A-weighted Typical: 61.4dB
Support for entering sound frequencies 100Hz ~ 10KHz
Supports PDM clock frequency 1.0 ~ 3.25MHz
RGB WS2812
Product Size 52 x 20 x 10mm
Package Size 68 x 21 x 11mm
Product Weight 8.4g
Package Weight 10.6g


Package Contents

  • 1x AtomS3U ESP32S3 Development Kit

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